US3736155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold water pour-in beverage maker with blanket heater and dimetallic thermostat
Assignee: Bunn O Matic Corp
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Filing: 1972-05-15
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Granted: 1973-05-29
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Expires: 1992-05-15
Abstract
Abstract WATER IS HEATED IN A TANK UNDER THE CONTROL OF A BIMETALLIC THERMOSTAT WHICH HAS A WIDE TEMPERATURE OPERATING RANGE. NORMAL HEAT LOSS IS MADE UP BY A BLANKET HEATER THAT MAINTAINS THE WATER AT A TEMPERATURE INTERMEDIATE THE RANGE OF THE BIMETALLIC THERMOSTAT.
Inventors
- 👤 J Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:01
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/54; A47J31/56; A47J31/04; A47J31/057
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |